January 2000 in “Zhongguo yixue wulixue zazhi” This study observed that human hair keratin showed distinct morphological features depending on the dissolution speed, which could have potential applications in clinical settings for developing self-tendons.
December 2000 in “日本組織細胞化学会総会プログラムおよび抄録集” 
11 citations
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October 2015 in “Clinical and Experimental Dermatology” This study found that an extract from the root of Sophora flavescens Aiton significantly improved hair growth in patients with androgenetic alopecia over 6 months.
This study demonstrated that cryogelation of human hair keratin allows the development of 3D scaffolds with tunable properties, supporting cell adhesion and proliferation for potential biomedical applications.
May 2005 in “Zhonghua chuangshang guke zazhi” This study found that human hair keratin bridges effectively induced nerve regeneration and demonstrated good biocompatibility and controlled degradation when used in rats with peripheral nerve defects.